On Mon, Mar 15 2010 at 1:59am -0400, Mikulas Patocka <mpatocka@xxxxxxxxxx> wrote: > BTW. if anyone wants to test his code with non-512-byte sector devices, > you can use old Seagate U160 SCSI disks (Cheetah XL and before), they can > be reformatted to 512-4096 byte sectors with sg_format command. They are > no longer being manufactured, you can find them at internet auctions. The > current U320 SCSI disks (Cheetah 10K.X or 15K.X) don't support large > sectors, they only support 512-528 byte sector-size. The scsi_debug modules can also be used to create 4K devices. This is a software-only test-bed but it is bound by the amount of available ram. Mike -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel